304 Expansion Bolt Cup Head Hexagon Socket

304 expansion bolt cup head hexagon socket Product Description ： Commonly used in machinery, mainly has the advantages of easy fastening, disassembly , and not easy to slip. The Allen key is usually a 90° curved shape. The bent end is long and short. When using a short side to screw, the long...

Product Details

Product Description：

Commonly used in machinery, mainly has the advantages of easy fastening, disassembly, and not easy to slip. The Allen key is usually a 90° curved shape.

The bent end is long and short. When using a short side to screw, the long side of the hand can save a lot and can better tighten the screw.

The long end is divided into round heads (The hexagonal cylinder is similar to the ball) and the flat head can be easily disassembled and removed, and some parts that are inconvenient to the lower wrench are installed.

Hexagon socket screws are small due to drillingThe pulling force is large, and the exposure is flat after use. If it is not necessary to be removed at will, the advantages of keeping the wall surface flat are remarkable, and various decoration occasions are widely used. Expansion screws are generally referred to as metal expansion screws.

The expansion screws are fixed by the wedge-shaped inclination to promote the expansion of the frictional grip force to achieve a fixed effect. The screw has a thread at one end and a taper at the end.

The outer bread is a tin (some steel pipes), the iron cylinder (steel pipe) has a few cuts in half, and they are stuffed together into the hole in the wall, then the nut is locked, the nut is pulled outward, and the taper is pulled into the iron cylinder.

The iron cylinder is opened, so it is fixed on the wall and is generally used for fastening the fence, awning, air conditioner and the like on cement, brick and the like.